dehydration

noun

de·​hy·​dra·​tion ˌdē-ˌhī-ˈdrā-shən How to pronounce dehydration (audio)
: the process of dehydrating
especially : an abnormal depletion of body fluids

Examples of dehydration in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
In some cases, the water provided by the program may be the only resource to stave off fatal dehydration across an entire region. John Leos, AZCentral.com, 3 Sep. 2025 Other more serious, though rare, risks include pancreatitis, gallbladder disease and potential kidney injury — particularly if severe dehydration occurs due to vomiting, the expert cautioned. Melissa Rudy, FOXNews.com, 2 Sep. 2025 In the past, he was evaluated by a veterinarian 11 times, with injuries including skull fractures, bruising of the head, ruptured eardrum, a head tilt, brain injury, dehydration, and liver complications. Alyce Collins, MSNBC Newsweek, 2 Sep. 2025 According to Cristosal, many of those that died under custody since the crackdown began lost their lives due to untreated illnesses, such as kidney failure caused by dehydration, or internal injuries from beatings. Antonio María Delgado, Miami Herald, 2 Sep. 2025 See All Example Sentences for dehydration

Word History

First Known Use

1854, in the meaning defined above

Time Traveler
The first known use of dehydration was in 1854

Browse Nearby Words

Cite this Entry

“Dehydration.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dehydration. Accessed 9 Sep. 2025.

Medical Definition

dehydration

noun
de·​hy·​dra·​tion ˌdē-hī-ˈdrā-shən How to pronounce dehydration (audio)
: the process of dehydrating
especially : an abnormal depletion of body fluids
Last Updated: - Updated example sentences
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